Units

• How to Distinguish Prefixed and Unprefixed Units in siunitx
  Use separate siunitx commands for a unit and its prefix, such as \metre and \milli\metre, to distinguish their rendered symbols.
• How to Express Computer Time Units with siunitx
  Format seconds, milliseconds, and other computer timing quantities with siunitx, and define custom units for cycles or ticks when needed.
• How to Define a Subscripted Unit in siunitx
  Define a subscripted siunitx unit with DeclareSIUnit, format its symbol, and use it with qty or unit in this minimal working example.